Features: _x000D_ _x000D_ Hex hub adapter extension, fit for SCX10 VP RC car 1.9/2.2inch wheel. _x000D_ Special designed for enhancing wheel safety and ensuring evenly force. _x000D_ Made of quality metal material, durable, wear-resistance and corrosion resistance. _x000D_ Easy and convenient for installation, excellent and stable performance. _x000D_ Wonderful replacement for the old or broken one, directly fitment. _x000D_ _x000D_ Specifications: _x000D_ Condition: 100% Brand New_x000D_ Material: Metal _x000D_ Color: Red_x000D_ Optional Size: 6mm, 9mm, 12mm, 15mm, 18.4mm, 22mm _x000D_ Thread diameter: 3mm / 0.1in_x000D_ Wheel hex: 12mm / 0.5in_x000D_ Height: 6mm / 0.2in, 9mm / 0.4in, 12mm / 0.5in, 15mm / 0.6in, 18.4mm / 0.7in, 22mm / 0.9in_x000D_ _x000D_ Center hole diameter: 6.7mm / 0.3in _x000D_ Available for VP SLW/ OMF_x000D_ Method: combination use with SsZ hub_x000D_ Use six 4-40 screws to attach to the hub_x000D_ VP combiner size: _x000D_ 350: Approx. 8.83mm_x000D_ 475: Approx. 12.13mm_x000D_ 600: Approx. 15.33mm_x000D_ 725: Approx. 18.54mm_x000D_ 850: Approx. 21.85mm_x000D_ Hex connector position depth: 4mm_x000D_ (not counting the outer edges), basically, each value is off by 3mm_x000D_ 350 or 475 is suggested for SCX10 second-generation frame/Rippers _x000D_ 600 is suggested for SCX10 generation frame_x000D_ 350 in front and 725 or 850 in back is suggested for snowman _x000D_ 225 is suggested for TRX4 _x000D_ 225 or 350 is suggested for Vs4-10 _x000D_ _x000D_ _x000D_ _x000D_ Package List:_x000D_ 4 * Hex Hub Adapter 1Hex hub adapter extension, fit for SCX10 VP RC car 1.9/2.2inch wheel. 2Special designed for enhancing wheel safety and ensuring evenly force. 3Made of quality metal material, durable, wear-resistance and corrosion resistance. 4Easy and convenient for installation, excellent and stable performance. 5Wonderful replacement for the old or broken one, directly fitment.